A bottle of hydrogen peroxide is labeled 3%. If you pour out 50 ml of the hydrogen peroxide solution, what volume is actually hydrogen peroxide?

Draw metallic bonding if two copper

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?